[Android Software/Hacking General [Developers Only]] Benzonat0r:
I've added these tweaks to my ROM, with Exit_Only's permission of course.

I have a question about the updater script.

assert(getprop("ro.product.device") == "golden" || getprop("ro.build.product") == "golden" ||
getprop("ro.product.device") == "i8190" || getprop("ro.build.product") == "i8190" ||
getprop("ro.product.device") == "GT-I8190" || getprop("ro.build.product") == "GT-I8190");
show_progress(0.500000, 0);
mount("ext4", "EMMC", "/dev/block/mmcblk0p22", "/system");
mount("ext4", "EMMC", "/dev/block/mmcblk0p25", "/data");
mount("ext4", "EMMC", "/dev/block/mmcblk0p23", "/cache");
delete_recursive("/cache");
delete_recursive("/data/system");
delete_recursive("/data/dalvik-cache");
delete_recursive("/data/boot-cache/");
delete_recursive("/data/nos_injection/");
delete_recursive("/data/resource-cache/");
delete_recursive("/data/system/usagestats");
delete_recursive("/data/app");
delete_recursive("/data/app-asec");
delete_recursive("/data/app-private");
delete_recursive("/data/backup");
delete_recursive("/data/data");
delete_recursive("/data/drm");
delete_recursive("/data/log");
delete_recursive("/data/local");
delete_recursive("/data/misc");
delete_recursive("/data/property");
delete_recursive("/data/time");
delete_recursive("/data/user");
delete_recursive("/system/app");
delete_recursive("/system/framework");
package_extract_dir("data", "/data");
unmount("/data");
delete_recursive("/system/etc/init.d");
delete("/system/bin/boost");
delete("/system/bin/initd");
delete("/system/etc/cron");
delete("/system/etc/placeholder");
delete("/system/etc/resolv.conf");
delete("/system/etc/sysctl.conf");
delete("/system/etc/sqlite3");
delete("/system/xbin/sysro");
delete("/system/xbin/sysrw");
delete("/system/xbin/zipalign");
package_extract_file("initd.sh", "/tmp/initd.sh");
set_perm(0, 0, 0777, "/tmp/initd.sh");
run_program("/tmp/initd.sh", "/tmp/initd.sh");
package_extract_file("ram_flusher.sh", "/tmp/ram_flusher.sh");
set_perm(0, 0, 0777, "/tmp/ram_flusher.sh");
run_program("/tmp/ram_flusher.sh", "/tmp/ram_flusher.sh");
package_extract_file("sdcard_dir.sh", "/tmp/sdcard_dir.sh");
set_perm(0, 0, 0777, "/tmp/sdcard_dir.sh");
run_program("/tmp/sdcard_dir.sh", "/tmp/sdcard_dir.sh");
package_extract_dir("sdcard", "/sdcard");
package_extract_dir("system", "/system");
symlink("dumpstate", "/system/bin/dumpcrash");
symlink("toolbox", "/system/bin/cat");
symlink("toolbox", "/system/bin/chmod");
symlink("toolbox", "/system/bin/chown");
symlink("toolbox", "/system/bin/cmp");
symlink("debuggerd", "/system/bin/csview");
symlink("toolbox", "/system/bin/date");
symlink("toolbox", "/system/bin/dd");
symlink("toolbox", "/system/bin/df");
symlink("toolbox", "/system/bin/dmesg");
symlink("toolbox", "/system/bin/getevent");
symlink("toolbox", "/system/bin/getprop");
symlink("toolbox", "/system/bin/hd");
symlink("toolbox", "/system/bin/id");
symlink("toolbox", "/system/bin/ifconfig");
symlink("toolbox", "/system/bin/iftop");
symlink("toolbox", "/system/bin/insmod");
symlink("toolbox", "/system/bin/ioctl");
symlink("toolbox", "/system/bin/ionice");
symlink("toolbox", "/system/bin/kill");
symlink("toolbox", "/system/bin/ln");
symlink("toolbox", "/system/bin/log");
symlink("toolbox", "/system/bin/ls");
symlink("toolbox", "/system/bin/lsmod");
symlink("toolbox", "/system/bin/lsof");
symlink("toolbox", "/system/bin/mkdir");
symlink("toolbox", "/system/bin/mount");
symlink("toolbox", "/system/bin/mv");
symlink("toolbox", "/system/bin/nandread");
symlink("toolbox", "/system/bin/netstat");
symlink("toolbox", "/system/bin/newfs_msdos");
symlink("toolbox", "/system/bin/notify");
symlink("toolbox", "/system/bin/printenv");
symlink("toolbox", "/system/bin/ps");
symlink("toolbox", "/system/bin/reboot");
symlink("toolbox", "/system/bin/renice");
symlink("toolbox", "/system/bin/rm");
symlink("toolbox", "/system/bin/rmdir");
symlink("toolbox", "/system/bin/rmmod");
symlink("toolbox", "/system/bin/route");
symlink("toolbox", "/system/bin/schedtop");
symlink("toolbox", "/system/bin/sendevent");
symlink("toolbox", "/system/bin/setconsole");
symlink("toolbox", "/system/bin/setprop");
symlink("toolbox", "/system/bin/sleep");
symlink("toolbox", "/system/bin/smd");
symlink("toolbox", "/system/bin/start");
symlink("toolbox", "/system/bin/stop");
symlink("toolbox", "/system/bin/sync");
symlink("toolbox", "/system/bin/top");
symlink("toolbox", "/system/bin/touch");
symlink("toolbox", "/system/bin/umount");
symlink("toolbox", "/system/bin/uptime");
symlink("toolbox", "/system/bin/vmstat");
symlink("toolbox", "/system/bin/watchprops");
symlink("toolbox", "/system/bin/wipe");
set_perm_recursive(0, 0, 0755, 0644, "/system");
set_perm_recursive(0, 0, 0755, 0755, "/system/etc/init.d");
set_perm_recursive(0, 2000, 0755, 0755, "/system/bin");
set_perm(0, 0, 0644, "/system/media/bootanimation.zip");
set_perm(0, 0, 0755, "/system/bin/bootanimation");
set_perm(0, 3003, 06755, "/system/bin/ip");
set_perm(0, 3003, 02750, "/system/bin/netcfg");
set_perm(0, 3004, 02755, "/system/bin/ping");
set_perm(0, 2000, 06750, "/system/bin/run-as");
set_perm_recursive(1002, 1002, 0755, 0440, "/system/etc/bluetooth");
set_perm(0, 0, 0755, "/system/etc/bluetooth");
set_perm(1000, 1000, 0640, "/system/etc/bluetooth/auto_pairing.conf");
set_perm(3002, 3002, 0444, "/system/etc/bluetooth/blacklist.conf");
set_perm(1002, 1002, 0440, "/system/etc/dbus.conf");
set_perm(1014, 2000, 0550, "/system/etc/dhcpcd/dhcpcd-run-hooks");
set_perm(0, 2000, 0550, "/system/etc/init.goldfish.sh");
set_perm_recursive(0, 0, 0755, 0555, "/system/etc/ppp");
set_perm_recursive(0, 2000, 0755, 0644, "/system/vendor");
set_perm_recursive(0, 2000, 0755, 0644, "/system/vendor/etc");
set_perm_recursive(0, 2000, 0755, 0755, "/system/xbin");
set_perm(0, 0, 04755, "/system/xbin/bash");
symlink("/system/xbin/bash", "/system/bin/sh");
set_perm(0, 0, 0777, "/system/bin/boost");
set_perm(0, 0, 0777, "/system/bin/initd");
set_perm(0, 0, 0777, "/system/bin/sysinit.bak");
set_perm(0, 0, 0777, "/system/etc/resolv.conf");
set_perm(0, 0, 0777, "/system/etc/sysctl.conf");
set_perm(0, 0, 04755, "/system/xbin/sqlite3");
set_perm(0, 0, 0777, "/system/xbin/sysro");
set_perm(0, 0, 0777, "/system/xbin/sysrw");
set_perm(0, 0, 04755, "/system/xbin/zipalign");
set_perm(0, 0, 0755, "/system/etc/be_movie");
set_perm(0, 0, 0755, "/system/etc/be_photo");
set_perm(0, 1000, 0755, "/system/xbin/busybox");
symlink("/system/xbin/busybox", "/system/bin/busybox");
run_program("/system/xbin/busybox", "--install", "-s", "/system/xbin");
set_perm(0, 0, 06755, "/system/xbin/su");
symlink("/system/xbin/su", "/system/bin/su");
show_progress(0.1, 10);
show_progress(0.2, 0);
package_extract_file("boot.img", "/dev/block/mmcblk0p20");
show_progress(0.2, 10);
unmount("/system");
unmount("/cache");

Is this ok?

Thanks.